### Eclipse Workspace Patch 1.0
#P org.eclipse.jdt.core.tests.builder
Index: src/org/eclipse/jdt/core/tests/builder/ParticipantBuildTests.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core.tests.builder/src/org/eclipse/jdt/core/tests/builder/ParticipantBuildTests.java,v
retrieving revision 1.21
diff -u -r1.21 ParticipantBuildTests.java
--- src/org/eclipse/jdt/core/tests/builder/ParticipantBuildTests.java	27 Jun 2008 16:02:02 -0000	1.21
+++ src/org/eclipse/jdt/core/tests/builder/ParticipantBuildTests.java	28 Apr 2009 01:28:51 -0000
@@ -510,4 +510,85 @@
 	assertEquals("unexpected problems count", 1, problems.length);
 	assertEquals("unexpected generated by attribute", specificGeneratedBy, problems[0].getSourceId());
 }
+
+/**
+ * Test processing of annotations that are <code>@Inherited</code>.
+ * See <a href="http://bugs.eclipse.org/270754">Bug 270754</a>
+ */
+public void testInheritedAnnotations() throws JavaModelException {
+	IPath projectPath = env.addProject("Project", "1.5"); //$NON-NLS-1$ //$NON-NLS-2$
+	env.addExternalJars(projectPath, Util.getJavaClassLibs());
+	env.removePackageFragmentRoot(projectPath, ""); //$NON-NLS-1$
+	IPath root = env.addPackageFragmentRoot(projectPath, "src"); //$NON-NLS-1$
+	env.setOutputFolder(projectPath, "bin"); //$NON-NLS-1$
+
+	env.addClass(root, "", "TestAnnotation", //$NON-NLS-1$ //$NON-NLS-2$
+		"import java.lang.annotation.Inherited;\n" + //$NON-NLS-1$
+		"@Inherited\n" + //$NON-NLS-1$
+		"@interface TestAnnotation {\n" + //$NON-NLS-1$
+		"    int value();\n" + //$NON-NLS-1$
+		"}\n" //$NON-NLS-1$
+		);
+
+	env.addClass(root, "", "Base", //$NON-NLS-1$ //$NON-NLS-2$
+			"@TestAnnotation(0)\n" + //$NON-NLS-1$
+			"public class Base {}" //$NON-NLS-1$
+	);
+	
+	// Because Sub extends Base, it should be treated as if it were annotated with TestAnnotation
+	env.addClass(root, "", "Sub", //$NON-NLS-1$ //$NON-NLS-2$
+			"public class Sub extends Base {\n" + //$NON-NLS-1$
+			"}" //$NON-NLS-1$
+	);
+	
+	final Set processedFiles = new HashSet();
+	
+	// install compilationParticipant
+	new BuildTestParticipant() {
+		public boolean isAnnotationProcessor() {
+			return true;
+		}
+		public void processAnnotations(BuildContext[] files) {
+			// record the files
+			for (int i = 0; i < files.length; ++i) {
+				processedFiles.add(files[i].getFile().getName());
+			}
+		}
+	};
+
+	// Do a full build; expect that all files are processed
+	processedFiles.clear();
+	fullBuild(projectPath);
+	assertEquals(3, processedFiles.size());
+	assertTrue(processedFiles.contains("TestAnnotation.java"));
+	assertTrue(processedFiles.contains("Base.java"));
+	assertTrue(processedFiles.contains("Sub.java"));
+	expectingNoProblems();
+	
+	// Modify annotation on class "Base"; expect that Base and Sub are reprocessed
+	env.addClass(root, "", "Base", //$NON-NLS-1$ //$NON-NLS-2$
+			"@TestAnnotation(1)\n" + //$NON-NLS-1$
+			"public class Base {}" //$NON-NLS-1$
+	);
+	processedFiles.clear();
+	incrementalBuild(projectPath);
+	assertEquals(2, processedFiles.size());
+	assertTrue(processedFiles.contains("Base.java"));
+	assertTrue(processedFiles.contains("Sub.java"));
+	expectingNoProblems();
+
+	// Modify class "Sub"; expect that Sub is reprocessed, since it should be treated as if it were annotated
+	env.addClass(root, "", "Sub", //$NON-NLS-1$ //$NON-NLS-2$
+			"public class Sub extends Base {\n" + //$NON-NLS-1$
+			"  // this line is new\n" + //$NON-NLS-1$
+			"}" //$NON-NLS-1$
+	);
+	processedFiles.clear();
+	incrementalBuild(projectPath);
+	assertTrue(processedFiles.contains("Sub.java"));
+	assertEquals(1, processedFiles.size());
+	expectingNoProblems();
+}
+
+
 }